PN-1/2S hole saw tube pipe notcher is a drill press notching tool that is manufactured by HuaJu Industrial. This PN-1/2S hole saw tube pipe notcher is made to be mounted onto drill presses, motors, or handheld presses. PN-1/2S hole saw tube pipe notcher can make saddle notches in a short time, enabling optimal excellent weld fit-ups. An adjustable tube holder allows the hole saw tube pipe notcher to cut and makes notches easily. Moreover, the blade can be adjusted based on the pipe or tube’s height. The machine body is made of solid steel that is chrome plating.